Mainline flexible fares makes it easier to buy tickets for Chiltern Railways' Mainline fast trains from Birmingham to London and vice versa.
These fares are eligible for a GroupSave discount but you cannot use Railcards with this booking process.
If you are not looking for Chiltern Railways' Mainline tickets or need to use a Railcard with your booking, please use the all trains booking tab.

There is a sporting event at Wembley Stadium: Community Shield Aresenal Vs Chelsea. Some services will be re-timed and some services will call additionally at Wembley Stadium station. In addition, our trains are likely to be extremely busy on Sunday 2 August due to Ride London events. If you are travelling with a bike, please note the following guidance:

Our normal cycle policy will apply however, cycle spaces are very limited on our trains and you may not be able to take the train of your choice.

Please allow plenty of time for your journey.

We advise to avoid travelling back from London Marylebone between 17:00 and 19:00 as this is when we anticipate customers will be coming back from events at Wembley Stadium.

Aylesbury Vale Parkway - Amersham - London Marylebone:

There are minor alterations to services due to the event at Wembley Stadium. Please also note the following guidance about Ride London events.

Oxford - Islip - Bicester Town:

Normal service:No planned alterations. Until Autumn 2015 a bus service is replacing trains every day whilst rebuilding work takes place on this route.